lec07 - respiratory, and/or digestive disorders 50% of...

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1 Computers in the Third World: The Good, the Bad, and the Ugly Basel Convention Agreement • 1989 Convention – Signed by 166 nations – Reduce hazardous waste transport – Improve waste handling • 1995 Amendment – Prohibit export of hazardous waste to developing nations
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2 Health risks associated with common computer substances Substance Possible health effects/damage 1997-2004 total weight (lbs) Lead nervous, blood, endocrine, reproductive 1.2 bilion systems, kidneys, brain development Cadmium Kidneys 2.0 milion Mercury (methylated) Brain and kidneys; fetal damage 400,000 Chromium VI Lung and DNA damage, asthmatic 1.2 milion bronchitis, cancer PVC Cancer, DNA damage 1.5 bilion Brominated flame retardants Cancer (stomach, liver, pancreas, 350 milion and lymph) Guiyu, China: “Recycling” Program • 1.5 million tons per year • Valued at $75 million per year • Over 100,000 workers paid about $1.50 per day Worker health consequences • 88% of workers have skin diseases, neurological,
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Unformatted text preview: respiratory, and/or digestive disorders 50% of children have breathing problems 3 Environmental consequences Heavy pollution in 20% of all rivers 55% of precipitation is acid rain Toxic levels in water and soil Lagos, Nigeria: Refurbishing Environmental & human costs 400,000 computers per month 75% are junk Burned and dumped; leak into groundwater 4 What to do about e-waste? Who is responsible? Manufacturers Governments Consumers European Union Legislation Waste of Electrical and Electronic Equipment Directive (WEEE) and the Restriction on Hazardous Substances Directive (RoHS) Bans lead, mercury, chromium VI, cadmium, and PBBs & PBDEs California has similar laws One Laptop Per Child Design innovation Corporate politics Intel vs. OLPC One Laptop Per Child Is this really what poor children need? Who gets to decide?...
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This note was uploaded on 07/12/2009 for the course ENGR 101 taught by Professor Swinontek during the Summer '08 term at UCSB.

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lec07 - respiratory, and/or digestive disorders 50% of...

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